I. Teaching contents:Words and expressions 
II. Teaching aims:
1). Master the floowing words and expressions.
 roll; match; pretend; attach; form; passer-by; earn; extra; perform; celebrate; attractive; 
2). To Know about the following phrases: dream of  ; to be honest;  rely on; or so; break down 
3). roll; match; pretend; attach; form; passer-by; earn; extra; perform; celebrate; attractive; dream of  ; to be honest;  rely on; or so; break down  etc
4). Students can remenber the above words and their derivatives.